76217642256 has 40 divisors (see below), whose sum is σ = 225023516224. Its totient is φ = 21776469120.

The previous prime is 76217642161. The next prime is 76217642279. The reversal of 76217642256 is 65224671267.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113418775 + ... + 113419446.

Almost surely, 2^76217642256 is an apocalyptic number.

It is an amenable number.

76217642256 is an abundant number, since it is smaller than the sum of its proper divisors (148805873968).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

76217642256 is a wasteful number, since it uses less digits than its factorization.

76217642256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226838239 (or 226838233 counting only the distinct ones).

The product of its digits is 1693440, while the sum is 48.

The spelling of 76217642256 in words is "seventy-six billion, two hundred seventeen million, six hundred forty-two thousand, two hundred fifty-six".